Sure. Most of our portable speakers can be paired together to produce a larger and more immersive sound practical experience. This is often called Party Mode or "stereo pairing" and needs two compatible speakers to work together. If waterproofing can be a precedence then watch out for models from https://www.bluetoothspeaker.top/best-seller-original-8-hours-playtime-waterproof-bluetooth-speaker-for-mobile-phone/